No, a radio wave is not a mechanical wave. A radio wave is a form of electromagnetic (EM) energy, and it does not require a medium through which to travel like a mechanical waâ¦ve does. Radio waves can travel through the vacuum of space.
physical intimacy unknown Physical Intimacy is an act of sensual contact (touching); it is an expression/reaction of feelings, such as hugging, holding hands, kissing, caressing, and cuddling..., between people.
Proxemics. The physical distance between you and others signals your level of intimacy and comfort. If someone you don't know stands too close or touches too often, you will probably begin to feel uncomfortable. Make sure you're aware of others' body language in response to your presence -- this can be especially important for those who want to impress! (Source: Nonverbal Communication).